Cheap flights from London Heathrow Airport to Cairns from £490
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CNS
30 Mar — 6 Apr1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Cairns are usually found in February or May, booked 28 days in advance, depart on a Wednesday or Tuesday and return on a Monday
Cheap flight deals from Heathrow to Cairns
Enter your travel dates to find the best prices.
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Cheapest flights from Heathrow to Cairns
Explore the most affordable flight options available from Heathrow to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 February 2026.
Tue 10/321:00
LHR
-
CNS
2 stops34h 15m
Multiple Airlines
Tue 17/306:00
CNS
-
LHR
2 stops45h 30m
Multiple Airlines
Deal found 25/2£807
Tue 10/321:00
LHR
-
CNS
2 stops34h 15m
Multiple Airlines
Fri 13/306:00
CNS
-
LHR
2 stops45h 30m
Multiple Airlines
Deal found 24/2£829
Sun 8/309:10
LHR
-
CNS
1 stop22h 10m
Multiple Airlines
Tue 17/306:40
CNS
-
LHR
2 stops43h 40m
Multiple Airlines
Deal found 24/2£930
Sat 31/1022:00
LHR
-
CNS
2 stops39h 55m
Multiple Airlines
Sat 21/1119:50
CNS
-
LHR
2 stops56h 45m
Multiple Airlines
Deal found 26/2£980
Tue 3/321:30
LHR
-
CNS
2 stops31h 25m
Qatar Airways
Tue 21/410:30
CNS
-
LHR
2 stops29h 00m
Qatar Airways
Deal found 26/2£981
Thu 12/1121:00
LHR
-
CNS
2 stops38h 00m
Multiple Airlines
Mon 30/1119:15
CNS
-
LHR
2 stops32h 15m
Multiple Airlines
Deal found 26/2£984
Tue 20/1021:20
LHR
-
CNS
2 stops35h 05m
Multiple Airlines
Fri 30/1006:00
CNS
-
LHR
2 stops45h 30m
Multiple Airlines
Deal found 25/2£988
Thu 12/310:40
LHR
-
CNS
1 stop20h 40m
Multiple Airlines
Tue 17/311:45
CNS
-
LHR
2 stops38h 35m
Multiple Airlines
Deal found 24/2£998
Fri 28/809:25
LHR
-
CNS
1 stop46h 35m
Singapore Airlines
Wed 30/918:15
CNS
-
LHR
1 stop34h 15m
Singapore Airlines
Deal found 27/2£1,007
Thu 28/518:20
LHR
-
CNS
2 stops35h 40m
Multiple Airlines
Thu 16/712:35
CNS
-
LHR
2 stops38h 35m
Multiple Airlines
Deal found 27/2£1,018
Mon 13/422:10
LHR
-
CNS
2 stops33h 45m
Multiple Airlines
Mon 20/416:55
CNS
-
LHR
2 stops35h 25m
Multiple Airlines
Deal found 27/2£1,022
Best flights from Heathrow to Cairns
Discover carefully curated flight deals from Heathrow to Cairns that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 February 2026.
Mon 13/420:35
LHR
-
CNS
1 stop35h 25m
Singapore Airlines
Mon 20/418:15
CNS
-
LHR
1 stop54h 30m
Singapore Airlines
Deal found 27/2£1,117
Fri 13/320:10
LHR
-
CNS
2 stops31h 55m
Qantas Airways
Tue 17/306:00
CNS
-
LHR
2 stops34h 15m
Qantas Airways
Deal found 25/2£1,183
Sat 30/514:45
LHR
-
CNS
3 stops29h 45m
KLM
Mon 15/619:00
CNS
-
LHR
3 stops48h 45m
KLM
Deal found 24/2£1,487
Sat 30/511:20
LHR
-
CNS
1 stop44h 40m
Singapore Airlines
Mon 15/618:15
CNS
-
LHR
1 stop30h 30m
Singapore Airlines
Deal found 25/2£1,137
Wed 15/420:50
LHR
-
CNS
2 stops28h 10m
Qantas Airways
Wed 13/506:00
CNS
-
LHR
3 stops33h 35m
Qantas Airways
Deal found 24/2£1,333
Thu 13/820:50
LHR
-
CNS
2 stops28h 45m
Qantas Airways
Sat 22/809:10
CNS
-
LHR
2 stops30h 25m
Qantas Airways
Deal found 24/2£1,438
Fri 29/520:50
LHR
-
CNS
2 stops28h 10m
Qantas Airways
Mon 15/606:00
CNS
-
LHR
3 stops33h 35m
Qantas Airways
Deal found 25/2£1,517
Last-minute flights from Heathrow to Cairns
Discover last-minute flight deals from Heathrow to Cairns. Data last updated 28 February 2026 and is based on user searches.
Mon 2/322:05
LHR
-
CNS
2 stops32h 45m
Multiple Airlines
Mon 30/317:40
CNS
-
LHR
2 stops30h 35m
Multiple Airlines
Deal found 27/2£1,053
Tue 3/321:30
LHR
-
CNS
2 stops31h 25m
Qatar Airways
Tue 21/410:30
CNS
-
LHR
2 stops29h 00m
Qatar Airways
Deal found 26/2£981
Tue 3/311:00
LHR
-
CNS
2 stops35h 35m
Multiple Airlines
Tue 21/417:40
CNS
-
LHR
2 stops33h 30m
Multiple Airlines
Deal found 26/2£1,028
Sun 8/309:10
LHR
-
CNS
1 stop22h 10m
Multiple Airlines
Tue 17/306:40
CNS
-
LHR
2 stops43h 40m
Multiple Airlines
Deal found 24/2£930
Tue 10/321:00
LHR
-
CNS
2 stops34h 15m
Multiple Airlines
Tue 17/306:00
CNS
-
LHR
2 stops45h 30m
Multiple Airlines
Deal found 25/2£807
Tue 10/321:00
LHR
-
CNS
2 stops34h 15m
Multiple Airlines
Fri 13/306:00
CNS
-
LHR
2 stops45h 30m
Multiple Airlines
Deal found 24/2£829
Wed 11/322:00
LHR
-
CNS
2 stops56h 15m
Multiple Airlines
Fri 20/306:00
CNS
-
LHR
2 stops46h 35m
Multiple Airlines
Deal found 24/2£1,048
Thu 12/310:40
LHR
-
CNS
1 stop20h 40m
Multiple Airlines
Tue 17/311:45
CNS
-
LHR
2 stops38h 35m
Multiple Airlines
Deal found 24/2£998
Thu 12/310:40
LHR
-
CNS
1 stop20h 40m
Multiple Airlines
Thu 19/306:40
CNS
-
LHR
3 stops44h 55m
Multiple Airlines
Deal found 24/2£1,034
One-way flights from Heathrow to Cairns
Search for one-way flight options from Heathrow to Cairns. Find affordable one-way fares based on user searches. Data last updated 28 February 2026.
Mon 16/321:00
LHR
-
CNS
3 stops49h 20m
Multiple Airlines
Deal found 26/2£490
Thu 9/422:10
LHR
-
CNS
2 stops49h 20m
Multiple Airlines
Deal found 25/2£496
Fri 13/321:10
LHR
-
CNS
2 stops49h 20m
Multiple Airlines
Deal found 26/2£499
Wed 4/321:00
LHR
-
CNS
3 stops57h 45m
Multiple Airlines
Deal found 24/2£502
Sun 15/321:10
LHR
-
CNS
2 stops38h 55m
Multiple Airlines
Deal found 26/2£505
Sun 15/310:40
LHR
-
CNS
1 stop20h 40m
Singapore Airlines
Deal found 26/2£525
Sat 14/321:10
LHR
-
CNS
3 stops49h 10m
Multiple Airlines
Deal found 26/2£536
Wed 18/319:45
LHR
-
CNS
3 stops48h 00m
Multiple Airlines
Deal found 26/2£543
Find flight deals from Heathrow to Cairns
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Cairns (CNS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 February 2026.
Customise your flight search to find flights from Heathrow to Cairns that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 28 February 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Cairns that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Mon 13/4
20:35-17:00
1 stop35h 25m
Cairns
Mon 20/4
18:15-15:45
1 stop54h 30m
£1,117
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Sat 30/5
11:20-17:00
1 stop44h 40m
Cairns
Mon 15/6
18:15-15:45
1 stop30h 30m
£1,137
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Fri 13/3
20:10-14:05
2 stops31h 55m
Cairns
Tue 17/3
06:00-06:15
2 stops34h 15m
£1,183
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Wed 15/4
20:50-10:00
2 stops28h 10m
Cairns
Wed 13/5
06:00-06:35
3 stops33h 35m
£1,333
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Thu 13/8
20:50-10:35
2 stops28h 45m
Cairns
Sat 22/8
09:10-06:35
2 stops30h 25m
£1,438
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Sat 30/5
14:45-05:30
3 stops29h 45m
Cairns
Mon 15/6
19:00-10:45
3 stops48h 45m
£1,487
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Fri 29/5
20:50-10:00
2 stops28h 10m
Cairns
Mon 15/6
06:00-06:35
3 stops33h 35m
£1,517
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Thu 9/4
22:10-08:30
2 stops49h 20m
£496
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Thu 13/8
14:00-09:50
2 stops58h 50m
£555
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Sat 7/3
20:35-17:20
1 stop34h 45m
£642
Flights are sorted by cheapest return flights first.
Deals found on 25/2
Showing 1-10 of 13 resultsSorted by cheapest first
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Best time to book a flight from Heathrow to Cairns
Have a flexible travel schedule? Discover the best time to fly to Cairns from Heathrow with our price prediction graph.
LHR-CNS
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from London Heathrow Airport to Cairns
Prices
Delays
More
How far ahead should I book a flight from London Heathrow Airport to Cairns?
Use this chart to determine the optimal time to book a return flight from Heathrow to Cairns. Price data was last updated on 20 February 2026.
To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Cairns, you should look to book at least 28 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from London Heathrow Airport to Cairns?
Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Cairns (average of £783). Flying from London Heathrow Airport to Cairns in July is currently the most expensive (average of £1,365). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How often are flights from London to Cairns delayed?
About 7% of weekly flights between London and Cairns have experienced delays in the past year, with the average delay time being 142 minutes.
What is the most punctual flight time for London to Cairns flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Friday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on London to Cairns flights?
Over the past year, China Eastern have had the lowest number of delays on this route, with just 4% of flights being delayed.
What’s the top stopover airport for flights from London Heathrow Airport to Cairns?
Share of one-stop return flights from London Heathrow Airport to Cairns chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Singapore (SIN) – chosen by Cheapflights users on 90% of one-stop itineraries from London Heathrow Airport to Cairns on Cheapflights.
What’s the cheapest stopover airport for flights from London Heathrow Airport to Cairns?
Average return fare for one-stop flights from London Heathrow Airport to Cairns, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Hong Kong (HKG) is the most affordable one-stop option, with an average return flight price of £1,397.
What’s the fastest stopover option from London Heathrow Airport to Cairns?
Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Cairns, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Singapore (SIN) have the shortest average one-way travel time for one-stop routes: 25h 58m.
Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Cairns?
Average stopover duration for one-stop one-way flights from London Heathrow Airport to Cairns, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Sydney (SYD) offer the fastest connection on this route, with an average stopover time of 4h 23m.
Reviews of airlines servicing Cairns
Get insights into the airlines that provide service to Cairns. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cairns. Reviews last updated 28 February 2026.
Get a feel of what it's like to fly with Singapore Airlines, Cathay Pacific, andQantas Airways from London Heathrow Airport to Cairns by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Very kind staff to arrange my luggage and really appreciate all help.
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Cairns. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly into for flights to Cairns from London Heathrow?
Most people fly into Cairns (CNS) if they book a flight to Cairns from London Heathrow. On average, Cairns has 0 inbound flights from London Heathrow per day from 3 airlines. Cairns is conveniently located just 2.8 mi from Cairns’s city center.
How long is the flight from London Heathrow Airport to Cairns?
A quick flight from London Heathrow Airport to Cairns can take about 31h 55m. Singapore Airlines provides one of the quickest options available for as low as £1,183. The distance from London Heathrow Airport to Cairns is about 9409 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines flying from London Heathrow Airport to Cairns round-trip?
Our cheapest airline available from London Heathrow Airport to Cairns is Cathay Pacific. Our recent data shows that you can find tickets from as low as £811 on this airline. Additional options worth looking into are Singapore Airlines and Qantas Airways, starting at £931 and £1,131 round-trip. Cathay Pacific is 36% cheaper than the average price of flights available within the next 90 days to this destination.
Can I find deals for business class flights from Heathrow to Cairns?
Yes. Cheapflights offers flight deals from Heathrow to Cairns by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London Heathrow Airport to Cairns?
Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Cairns (average of £783). Flying from London Heathrow Airport to Cairns in July is currently the most expensive (average of £1,365). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Explore flights to Cairns departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 28 February 2026.
Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 28 February 2026.
Discover the top 3 airlines that operate flights from Heathrow to Cairns. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 28 February 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Heathrow to Cairns?
Deals for Heathrow to Cairns flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to Cairns?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Cairns for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Heathrow to Cairns with no change fees?
Need flexible booking options for your flight to Cairns from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to Cairns become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Cairns from Heathrow today and book when prices fit your budget.
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